ANSI TIA-492AAAB-A-2009 Detail Specification for 50- Core Diameter 125- Cladding Diameter Class Ia Graded-Index Multimode Optical Fibers.pdf

1、 TIA-492AAAB-A November 2009 Detail Specification for 50-m Core Diameter/125-m Cladding Diameter Class Ia Graded-Index Multimode Optical Fibers ANSI/TIA-492AAAB-A-2008 APPROVED: MARCH 28, 2008 NOTICE TIA Engineering Standards and Publications are designed to serve the public interest through elimina

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6、se. (From Standards Proposal No. 3-3832-RV1-B, formulated under the cognizance of the TIA TR-42 User Premises Telecommunications Cabling Infrastructure, TR-42.12 Subcommittee onOptical Fibers and Cables.) Published by TELECOMMUNICATIONS INDUSTRY ASSOCIATION Standards and Technology Department 2500 W

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22、UNDAMENTAL ELEMENT OF THE USE OF THE CONTENTS HEREOF, AND THESE CONTENTS WOULD NOT BE PUBLISHED BY TIA WITHOUT SUCH LIMITATIONS. TIA-492AAAB-A i Detail specification for 50-m core diameter/125-m cladding diameter class Ia graded-index multimode optical fibers Prepared by TIA FO-4.2 Subcommittee on O

23、ptical Fibers and Cables Telecommunications Industry Association 2500 Wilson Boulevard Arlington, VA 22201-3834 Detail Specification TIA/EIA-492AAAB-A Electronic Components of Assessed Quality in Accordance with Generic Specification TIA/EIA-4920000-B Blank Detail Specification TIA/EIA-492AA00-A Out

24、line drawing: Description: class Ia graded-index multimode optical fibers Construction: Core diameter: 50 m Cladding diameter: 125.0 m NA: 0.200 Fiber composition: all-glass Coating diameter: a function of cable design; nominal value shall be indicated on purchase order Coating composition: usually

25、made from one or more plastic materials or compositions, to protect the fiber during manufacture, handling, and use Application(s): telephony, distribution and local networks, carrying data, voice and/or video services and on-premises intrabuilding and interbuilding fiber installations, including LA

26、Ns, PBXs, video, various multiplexing uses, outside telephone cable plant use, and miscellaneous related uses. TIA-492AAAB-A ii This page left blank. TIA-492AAAB-A iii Contents Foreword v Introduction 1 1 Scope. 1 2 Normative references. 1 3 Background information. 3 3.1 Required specifications. 3 3

27、.2 Marking . 3 3.3 Numbering system 3 3.4 Other requirements . 3 3.5 Ordering information . 4 3.6 Additional information (not for inspection purposes). 4 3.7 Additional requirements 4 4 Inspection requirements. 4 4.1 Qualification approval . 4 4.2 Quality conformance Inspection 4 5 Quality assessmen

28、t tables. 5 Annex A (normative), Quality Conformance Inspection (QCI) codes and levels 11 Annex B (normative), Part-number codes for multicellular attributes. 12 Annex C (informative), Surrogate test procedure: length measurement 15 Annex D (informative), Material dispersion specification . 16 Table

29、 1 - Dimensional specifications . 6 Table 2 - Mechanical specifications. 7 Table 3 - Optical specifications 8 Table 4 - Environmental specifications 10 TIA-492AAAB-A iv This page left blank. TIA-492AAAB-A v Foreword (This Foreword is informative only and is not part of this Standard.) This document

30、comes from TIA Project Number 3-3832, formulated under the cognizance of TIA FO-4, Committee on Fiber Optics, FO-4.2, Subcommittee on Optical Fibers and Cables. There are 4 annexes: Annexes A and B are normative; Annexes C and D are informative. Key Words: multimode, detail specification TIA-492AAAB

31、-A vi This page left blank. TIA-492AAAB-A 1 Detail specification for 50-m core diameter/125-m cladding diameter class Ia graded-index multimode optical fibers Introduction This Specification enables end users and manufacturers of fiber-optic cable to specify one of the choices of multimode optical f

32、iber contained in the cable. This Specification, in conjunction with Generic Specification TIA/EIA-4920000-B and Sectional Specification TIA/EIA-492A000-A, follow the specification structure of the National Electronic Components Quality Assessment System (NECQ). 1 Scope This Detail Specification app

33、lies to class Ia, graded-index, 50/125 m multimode optical fiber used as a component in the manufacture of fiber-optic cable used in buildings. Applications include, but are not restricted to, the following: telephony, distribution and local networks, carrying data, voice and/or video services and o

34、n-premises intrabuilding and interbuilding fiber installations, including LANs, PBXs, video, various multiplexing uses, outside telephone cable plant use, and miscellaneous related uses. 2 Normative references Where applicable, this Detail Specification shall use information and related documents de

35、rived from, and referenced in: - TIA/EIA-4920000-B, Generic Specification for optical fibers; - TIA/EIA-492A000-A, Sectional Specification for class Ia graded-index multimode optical fibers; TIA-492AAAB-A 2 - TIA/EIA-492AA00-A, Blank Detail Specification for class Ia graded-index multimode optical f

36、iber. (Hereafter in this document, the above documents will be referred to as the Generic Specification, Sectional Specification, and Blank Detail Specification, respectively.) - TIA/EIA-455-B, Standard test procedures for fiber optic fibers, cables, transducers, sensors, connecting and terminating

37、devices, and other fiber optic components, (Specific test procedures (FOTPs) within TIA/EIA-455-B are referenced where applicable and listed here.) - FOTP-31 - Proof Testing Optical Fibers by Tension - FOTP-48 - Measurement of Optical Fiber Cladding Diameter Using Laser-Based Instruments - FOTP-72 -

38、 Procedure for Assessing Temperature and Humidity Cycling Aging Effects on Optical Characteristics of Optical Fibers - FOTP-78 - IEC 60793-1-40 Optical Fibres Part 1-40: Measurement Methods and Text Procedures - Attenuation - FOTP-133 - IEC-60793-1-22 Optical Fibres - Part 1-22: Measurement Methods

39、and Test Procedures - Length Measurement - FOTP-175 - IEC 60793-1-42 Optical Fibres Part 1-42: Measurement Methods and Test Procedures - Chromatic Dispersion - FOTP-176 - IEC-60793-1-20 Optical Fibers Part 1-20: Measurement Methods and Test Procedures Fibre Geometry - FOTP-177 - IEC 60793-1-43 Optic

40、al Fibres Part 1-43: Measurement Methods and Test Procedures - Numerical Aperture - FOTP-178 - IEC 60793-1-32 Optical Fibres Part 1-32: Measurement Methods and Test Procedures - Coating Stripability - FOTP-195 - IEC-60793-1-21 Optical Fibres Part 1 21: Measurement Methods and Test Procedures Coating

41、 Geometry - FOTP-204 - Measurement of Bandwidth on Multimode Fiber - FOTP-234 IEC 60793-1-52 Optical Fibres Part 1 52: Measurement Methods and Test Procedures Change of Temperature TIA-492AAAB-A 3 3 Background information 3.1 Required specifications This Standard takes the entire contents of clause

42、4 of the Sectional Specification into account. The tables of this document include the minimum list of attributes specified in clause 4 of the Sectional Specification. 3.2 Marking Marking shall conform to the provisions of 3.3 of the Sectional Specification. 3.3 Numbering system The numbering system

43、 shall conform to 3.8 of the Generic Specification. Use the part number for all items on every purchase order to define particular choices for certain parameters that have multiple limit cells. See Annex B for definition and discussion of the part-number system. 3.4 Other requirements 3.4.1 Coating

44、- Generic composition: acrylic or other suitable polymeric material. - Removal method: mechanical or other suitable removal method. 3.4.2 Factory splicing Factory splicing is not permitted. 3.4.3 Marking Mark the reel to conform to the principles given in 3.3 of the Sectional Specification. 3.4.4 Pa

45、ckaging Packaging shall conform to the principles given in 3.9.4 of the Generic Specification. 3.4.5 Health and safety TIA-492AAAB-A 4 Health and safety considerations shall conform to the principles given in 3.9.5 of the Generic Specification. 3.5 Ordering information Orders for fibers covered by t

46、his Specification shall contain, in clear or in coded form, the following minimum information: - Number and revision indicator of the Detail Specification. - Part number. See also 3.3 and Annex B of this Specification. 3.6 Additional information (not for inspection purposes) This Detail Specificatio

47、n supports Detail Specifications in the series of TIA Standards and ICEA Standards for fiber-optic cable. 3.7 Additional requirements There are no additional requirements. 4 Inspection requirements 4.1 Qualification approval For qualification approval, the process shall be in accordance with 5.2 of

48、the Sectional Specification, which in turn references 4.3 of the Generic Specification. The minimum sample size is the same as that specified for periodic requalification in the tables that follow. 4.2 Quality Conformance Inspection (QCI) Quality Conformance Inspection shall be in accordance with 5.

49、3 of the Sectional Specification. Note that periodic requalification is a standard component of the QCI program. TIA-492AAAB-A 5 5 Quality assessment tables Tables 1 through 4 cover both qualification approval and QCI requirements, and represent the required list of attributes, as given in 3.1 of this document.